private static ISegment GetConnectSegment([NotNull] IPath ofPath,
[NotNull] IPoint sourceConnectPoint,
double tolerance)
{
// Always gets the previous segment in case of To-Point (even for the 0th)
int partIndex;
int segmentIndex = SegmentReplacementUtils.GetSegmentIndex(
ofPath, sourceConnectPoint, tolerance, out partIndex);
ISegment sourceSegment =
((ISegmentCollection)ofPath).Segment[segmentIndex];
return(sourceSegment);
}
private static ISegment GetConnectSegment([NotNull] IPath sourceReplacementPath,
[NotNull] ICurve curveToReshape,
[NotNull] IPoint sourceConnectPoint,
double tolerance)
{
// Always gets the previous segment in case of To-Point (even for the 0th)
int partIndex;
int segmentIndex = SegmentReplacementUtils.GetSegmentIndex(
curveToReshape, sourceConnectPoint, tolerance, out partIndex);
ISegment sourceSegment =
((ISegmentCollection)curveToReshape).Segment[segmentIndex];
IGeometry highLevelSourceSegment = GeometryUtils.GetHighLevelGeometry(
sourceSegment, true);
// if the reshape line connects in the segment's interior, it should be always used
bool sourceConnectPointIsSegmentToPoint =
GeometryUtils.Touches(highLevelSourceSegment, sourceConnectPoint);
IGeometry highLevelSourceReplacement =
GeometryUtils.GetHighLevelGeometry(sourceReplacementPath, true);
// however, if the reshape line connects in the segment's to-point, the segment that
// is not part of the source replacement should be used -> it's part of the shared boundary
if (sourceConnectPointIsSegmentToPoint &&
GeometryUtils.InteriorIntersects(
highLevelSourceReplacement, highLevelSourceSegment))
{
if (segmentIndex == ((ISegmentCollection)curveToReshape).SegmentCount - 1)
{
segmentIndex = 0;
}
else
{
segmentIndex++;
}
}
sourceSegment = ((ISegmentCollection)curveToReshape).Segment[segmentIndex];
Marshal.ReleaseComObject(highLevelSourceSegment);
Marshal.ReleaseComObject(highLevelSourceReplacement);
return(sourceSegment);
}
public void CanGetSegmentIndexRing()
{
const double xyTolerance = 0.0125;
IPolygon poly = GeometryFactory.CreatePolygon(1000, 2000, 1500, 2500);
poly.SpatialReference = CreateSpatialReference(xyTolerance, 0.0125);
var ring = (IRing)((IGeometryCollection)poly).get_Geometry(0);
IPoint searchPoint = new PointClass();
searchPoint.PutCoords(234, 34675);
int partIndex;
int?resultIndex = SegmentReplacementUtils.GetSegmentIndex(
ring, searchPoint, xyTolerance, out partIndex, true, true);
Assert.IsNull(resultIndex, "Point is not on geometry but segment index returned.");
searchPoint.PutCoords(1000, 2000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
ring, searchPoint, xyTolerance, out partIndex, true, true);
Assert.IsNotNull(resultIndex, "Point is on geometry but segment index not found.");
Assert.AreEqual(0, resultIndex);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
ring, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(3, resultIndex);
searchPoint.PutCoords(1000, 2500);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
ring, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
searchPoint.PutCoords(1500, 2000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
ring, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(3, resultIndex);
}
public void CanGetSegmentIndexMultipartPolyline()
{
const double xyTolerance = 0.0125;
IPolyline polyline = GeometryFactory.CreatePolyline(1000, 2000, 1500, 2500);
ISpatialReference lv95 = CreateSpatialReference(0.0125, 0.0125);
polyline.SpatialReference = lv95;
object missing = Type.Missing;
((IPointCollection)polyline).AddPoint(
GeometryFactory.CreatePoint(2000, 3000), ref missing, ref missing);
IGeometry secondLine = GeometryFactory.CreatePolyline(5000, 8000, 5500, 8500);
((IPointCollection)secondLine).AddPoint(
GeometryFactory.CreatePoint(6000, 9000), ref missing, ref missing);
((IGeometryCollection)polyline).AddGeometryCollection(
(IGeometryCollection)secondLine);
GeometryUtils.Simplify(polyline);
IPoint searchPoint = new PointClass();
searchPoint.PutCoords(234, 34675);
int partIndex;
int?resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.IsNull(resultIndex,
"Point is not on geometry but non-null segment index returned.");
// 1. point, segment from-point
searchPoint.PutCoords(1000, 2000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.IsNotNull(resultIndex, "Point is on geometry but segment index not found.");
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(0, partIndex);
// 1. point, segment to-point (actually incorrect parameter combination)
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(0, partIndex);
// 2. point, segment from-point
searchPoint.PutCoords(1500, 2500);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(0, partIndex);
// 2. point, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(0, partIndex);
// 3. point, segment from-point (actually incorrect parameter combination)
searchPoint.PutCoords(2000, 3000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(0, partIndex);
// 3. point, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(0, partIndex);
// 1. point of second, segment from-point
searchPoint.PutCoords(5000, 8000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(1, partIndex);
// 1. point of inner ring, segment to-point (incorrect parameter combination)
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(1, partIndex);
// 2. point of inner ring, segment from-point
searchPoint.PutCoords(5500, 8500);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(1, partIndex);
// 2. point of inner ring, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(1, partIndex);
// 3. point of inner ring, segment from-point (actually incorrect parameter combination)
searchPoint.PutCoords(6000, 9000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(1, partIndex);
// 3. point of inner ring, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
polyline, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(1, partIndex);
}
public void CanGetSegmentIndexMultipartPolygon()
{
const double xyTolerance = 0.0125;
IPolygon poly = GeometryFactory.CreatePolygon(1000, 2000, 1500, 2500);
IGeometry hole = GeometryFactory.CreatePolygon(1100, 2100, 1400, 2400);
((IGeometryCollection)poly).AddGeometryCollection((IGeometryCollection)hole);
poly.SpatialReference = CreateSpatialReference(xyTolerance, 0.0125);
GeometryUtils.Simplify(poly);
IPoint searchPoint = new PointClass();
searchPoint.PutCoords(234, 34675);
int partIndex;
int?resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.IsNull(resultIndex, "Point is not on geometry but segment index returned.");
// 1. point, segment from-point
searchPoint.PutCoords(1000, 2000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.IsNotNull(resultIndex, "Point is on geometry but segment index not found.");
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(0, partIndex);
// 1. point, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(3, resultIndex);
Assert.AreEqual(0, partIndex);
// 2. point, segment from-point
searchPoint.PutCoords(1000, 2500);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(0, partIndex);
// 2. point, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(0, partIndex);
// 3. point, segment from-point
searchPoint.PutCoords(1500, 2500);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(2, resultIndex);
Assert.AreEqual(0, partIndex);
// 3. point, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(0, partIndex);
// 4. point, segment from-point
searchPoint.PutCoords(1500, 2000);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(3, resultIndex);
Assert.AreEqual(0, partIndex);
// 4. point, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(2, resultIndex);
Assert.AreEqual(0, partIndex);
// 1. point of inner ring, segment from-point
searchPoint.PutCoords(1100, 2100);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(1, partIndex);
// 1. point of inner ring, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(3, resultIndex);
Assert.AreEqual(1, partIndex);
// 2. point of inner ring, segment from-point
searchPoint.PutCoords(1400, 2100);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(1, partIndex);
// 2. point of inner ring, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(0, resultIndex);
Assert.AreEqual(1, partIndex);
// 3. point of inner ring, segment from-point
searchPoint.PutCoords(1400, 2400);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(2, resultIndex);
Assert.AreEqual(1, partIndex);
// 3. point of inner ring, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(1, resultIndex);
Assert.AreEqual(1, partIndex);
// 4. point of inner ring, segment from-point
searchPoint.PutCoords(1100, 2400);
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, true, true);
Assert.AreEqual(3, resultIndex);
Assert.AreEqual(1, partIndex);
// 4. point of inner ring, segment to-point
resultIndex = SegmentReplacementUtils.GetSegmentIndex(
poly, searchPoint, xyTolerance, out partIndex, false, true);
Assert.AreEqual(2, resultIndex);
Assert.AreEqual(1, partIndex);
}
